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Index of patents issued from the United States Patent Office

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Index of patents issued from the United States Patent Office


Published 1920
Topics Patents
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Vols. for 1966- issued in 2 pts: pt. 1, List of patentees; pt. 2, Index to subjects of invention

Earlier years found in: Annual report of the Commissioner of Patents

Found also in: Annual report of the Commissioner of Patents, 1921-25


Volume 1931
Publisher Washington : U.S. Govt. Print. Off.; For sale by the Supt. of Docs., U.S. Govt. Print Off
Pages 1346
Language English
Call number 39088015851439
Digitizing sponsor Smithsonian Libraries
Book contributor Smithsonian Libraries
Collection smithsonian
Notes Some gutters are tight in this book.

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